+// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2015 Linaro
* Peter Griffin <peter.griffin@linaro.org>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
data = readl(&peri_sc->rst0_stat);
} while (!(data & PERI_RST0_MMC1));
- /* unreset mmc0 clock domain */
+ /* unreset mmc1 clock domain */
writel(PERI_RST0_MMC1, &peri_sc->rst0_dis);
do {
data = readl(&peri_sc->rst0_stat);
} while (data & PERI_RST0_MMC1);
}
+static void mmc0_reset_clk(void)
+{
+ unsigned int data;
+
+ /* disable mmc0 bus clock */
+ hi6220_clk_disable(PERI_CLK0_MMC0, &peri_sc->clk0_dis);
+
+ /* enable mmc0 bus clock */
+ hi6220_clk_enable(PERI_CLK0_MMC0, &peri_sc->clk0_en);
+
+ /* reset mmc0 clock domain */
+ writel(PERI_RST0_MMC0, &peri_sc->rst0_en);
+
+ /* bypass mmc0 clock phase */
+ data = readl(&peri_sc->ctrl2);
+ data |= 3;
+ writel(data, &peri_sc->ctrl2);
+
+ /* disable low power */
+ data = readl(&peri_sc->ctrl13);
+ data |= 1 << 3;
+ writel(data, &peri_sc->ctrl13);
+ do {
+ data = readl(&peri_sc->rst0_stat);
+ } while (!(data & PERI_RST0_MMC0));
+
+ /* unreset mmc0 clock domain */
+ writel(PERI_RST0_MMC0, &peri_sc->rst0_dis);
+ do {
+ data = readl(&peri_sc->rst0_stat);
+ } while (data & PERI_RST0_MMC0);
+}
+
+
/* PMU SSI is the IP that maps the external PMU hi6553 registers as IO */
static void hi6220_pmussi_init(void)
{
return 0;
}
-#ifdef CONFIG_GENERIC_MMC
+#ifdef CONFIG_MMC
static int init_dwmmc(void)
{
- int ret;
+ int ret = 0;
-#ifdef CONFIG_DWMMC
+#ifdef CONFIG_MMC_DW
- /* mmc0 clocks are already configured by ATF */
+ /* mmc0 pll is already configured by ATF */
+ mmc0_reset_clk();
ret = hi6220_pinmux_config(PERIPH_ID_SDMMC0);
if (ret)
printf("%s: Error configuring pinmux for eMMC (%d)\n"
return 0;
}
-void dram_init_banksize(void)
+int dram_init_banksize(void)
{
/*
* Reserve regions below from DT memory node (which gets generated
gd->bd->bi_dram[5].start = 0x22000000;
gd->bd->bi_dram[5].size = 0x1c000000;
+
+ return 0;
}
void reset_cpu(ulong addr)